EZ Meter Pak devices are the industry choice for providing a better solution for multi unit construction needs. EZM main devices are available as main circuit breakers, as main fusible switches or as main lug terminal boxes. The various EZ Meter Pak devices can have main ratings from 225 to 2000 A maximum depending on the version. This EZ Meter Pak inside corner section bus has a 1200 A bus. This inside corner section is for a three phase system. This corner section has a NEMA 1 surface mounting enclosure. The enclosure is 19.50 inches tall, 14.40 inches wide and 14.40 inches deep. The inside corner section is UL Listed.